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Worksheets

Ionic Naming/Formulas Review

Total questions: 25

Worksheet time: 50mins

Name
Class
Date
1.
How many valence electrons does Hydrogen have?
a)
1
b)
2
c)
3
d)
4
2.
How many valence electrons does Carbon have?
a)
4
b)
12
c)
6
d)
14
3.
Most elements will gain or lose electrons so that they end up with _______ valence electrons.
a)
2
b)
6
c)
8
d)
10
4.
Cations are
a)
positive
b)
negative
c)
on the right side of the periodic table.
d)
nonmetals
5.
What is the charge does a sodium ion have?
a)
+2
b)
+1
c)
-1
d)
-2
6.
When an atom loses a valence electron, it becomes a_____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
7.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
8.
How do the following two elements bond together?
Na1+  F1-         
a)
NaF
b)
NaF3
c)
Na3F
d)
Na1F2
9.
How do the following two elements bond together?
Cr3+  O2-         
a)
CrO
b)
Cr3O2
c)
Cr2O3
d)
CrO3
10.
How do the following two elements bond together?
K1+  S2- 
a)
KS
b)
K8S
c)
K6S3
d)
K2S
11.
How do the following two elements bond together?
Al3+  O2-         
a)
AlO
b)
Al2O3
c)
Al3O6
d)
Al3O2
12.

Name this compound:

Fe2O3

a)

Iron Oxide

b)

Iron Oxygen

c)

Iron (II) Oxide

d)

Iron (III) Oxide

13.

Name this compound:

AgF

a)

Silver (I) Fluoride

b)

Silver Fluorine

c)

Silver Fluoride

d)

Silver (I) Fluorine

14.

What is the formula for Magnesium Chloride?

a)

MgCl

b)

Mg2Cl

c)

MgCl2

15.

What is the formula for Magnesium Phosphide?

a)

Mg3P2

b)

Mg2P3

c)

Mg2P

d)

Mg3P

16.

In the compound TiO2, Titanium has a charge of

a)

+4

b)

+3

c)

+2

d)

+1

17.

Name this compound:

KF

a)

Potassium Fluoride

b)

Potassium Fluorite

c)

Fluorine Fluorine

d)

Potassium Fluorate

18.

Name the compound Na2O

a)

Sodium Oxide

b)

Sodium Dioxide

c)

Sodium Oxygen

d)

Sodium (I) Oxide

19.

Write the formula for: ammonium phosphide

a)

(NH4)3P

b)

NPO4

c)

NH4P

d)

NH4P3

20.
Ca(CN)2
a)
Calcium Cyanide
b)
Calcium Dicyanide
c)
Calcium Dicarbon Dinitrogen
d)
Calcium Thiocyanate
21.
Sr(OH)2
a)
Strontium Hydroxide
b)
Strontium Hydride
c)
Strontium Dihydroxide
d)
Strontium Dioxygen Dihydride
22.

What is the formula for iron (II) carbonate?

a)

Fe2CO3

b)

FeCO3

c)

Fe2CO2

d)

FeCO4

23.

What is the formula for copper (I) sulfate?

a)

CuSO3

b)

CuSO4

c)

Cu2SO3

d)

Cu2SO4

24.
Name this compound: 
Ca2CO3
a)
Calcium carbon oxide
b)
Calcium(II) carbonate
c)
Calcium carbonate
d)
Carbonate(I) calcide
25.
The chemical formula of magnesium hydroxide is
a)
MgOH₂
b)
Mg(OH)₂
c)
Mg(OH)
d)
MgH₂